| 27 x 14 x 9" | ECT-32 Single Wall Corrugated | 20/240 | $5.97 | $5.87 | $5.77 | $5.67 | $5.57 | |
| 27 x 27 x 27" | ECT-32 Single Wall Corrugated | 5/120 | 17.34 | 17.05 | 16.76 | 16.47 | 16.18 | |
| 28 x 4 x 4" | ECT-32 Single Wall Corrugated | 25/625 | 3.49 | 3.43 | 3.37 | 3.31 | 3.26 | |
| 28 x 5 x 24" | FOL | 10/120 | 9.18 | 9.03 | 8.87 | 8.72 | 8.56 | |
| 28 x 5 x 38" | FOL | 20/120 | 12.91 | 12.69 | 12.47 | 12.26 | 12.04 | |
| 28 x 6 x 6" | ECT-32 Single Wall Corrugated | 20/240 | 2.76 | 2.72 | 2.67 | 2.63 | 2.58 | |
| 28 x 6 x 20" | ECT-44 Single Wall Corrugated | 5/120 | 14.78 | 14.53 | 14.28 | 14.03 | 13.78 | |
| 28 x 6 x 52" | FOL | 5/120 | 24.03 | 23.63 | 23.22 | 22.82 | 22.41 | |
| 28 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 3.18 | 3.13 | 3.07 | 3.02 | 2.97 | |
| 28 x 10 x 10" | ECT-32 Single Wall Corrugated | 25/300 | 4.81 | 4.73 | 4.65 | 4.57 | 4.49 | |
| 28 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/300 | 4.14 | 4.07 | 4.00 | 3.93 | 3.86 | |
| 28 x 12 x 8" | ECT-32 Single Wall Corrugated | 25/300 | 7.00 | 6.88 | 6.76 | 6.65 | 6.53 | |
| 28 x 12 x 12" | ECT-32 Single Wall Corrugated | 20/240 | 5.27 | 5.18 | 5.09 | 5.01 | 4.92 | |
| 28 x 14 x 14" | ECT-32 Single Wall Corrugated | 20/120 | 6.68 | 6.57 | 6.46 | 6.34 | 6.23 | |
| 28 x 16 x 5" | ECT-32 Single Wall Corrugated | 25/300 | 8.52 | 8.38 | 8.24 | 8.09 | 7.95 | |
| 28 x 16 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 5.88 | 5.78 | 5.68 | 5.58 | 5.48 | |
| 28 x 16 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 6.44 | 6.34 | 6.23 | 6.12 | 6.01 | |
| 28 x 16 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 6.90 | 6.78 | 6.67 | 6.55 | 6.43 | |
| 28 x 16 x 14" | ECT-32 Single Wall Corrugated | 15/120 | 7.74 | 7.61 | 7.48 | 7.35 | 7.22 | |
| 28 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 5.77 | 5.67 | 5.58 | 5.48 | 5.38 | |
| 28 x 18 x 6" | ECT-32 Single Wall Corrugated | 20/140 | 10.80 | 10.62 | 10.43 | 10.25 | 10.07 | |
| 28 x 18 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 8.91 | 8.76 | 8.61 | 8.46 | 8.31 | |
| 28 x 18 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 9.52 | 9.36 | 9.20 | 9.04 | 8.88 | |
| 28 x 18 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 7.41 | 7.29 | 7.16 | 7.04 | 6.92 | |
| 28 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/150 | 9.30 | 9.15 | 8.99 | 8.83 | 8.68 | |
| 28 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 22.61 | 22.23 | 21.85 | 21.47 | 21.09 | |
| 28 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 11.98 | 11.78 | 11.58 | 11.38 | 11.18 | |
| 28 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 8.37 | 8.23 | 8.09 | 7.95 | 7.81 | |
| 28 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 10.00 | 9.83 | 9.66 | 9.50 | 9.33 | |
| 28 x 20 x 24" | 22,20,18,16,14" | 10/120 | 18.75 | 18.44 | 18.12 | 17.81 | 17.49 | |
| 28 x 20 x 25" | ECT-32 Single Wall Corrugated | 10/120 | 12.58 | 12.37 | 12.15 | 11.94 | 11.73 | |
| 28 x 24 x 6" | ECT-32 Single Wall Corrugated | 10/240 | 8.85 | 8.70 | 8.55 | 8.40 | 8.25 | |
| 28 x 24 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 22.59 | 22.21 | 21.83 | 21.45 | 21.07 | |
| 28 x 28 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 11.53 | 11.34 | 11.14 | 10.95 | 10.76 | |
| 28 x 28 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 22.71 | 22.33 | 21.94 | 21.56 | 21.18 | |
| 28 x 28 x 10" | ECT-32 Single Wall Corrugated | 10/150 | 21.52 | 21.16 | 20.80 | 20.43 | 20.07 | |
| 28 x 28 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 12.94 | 12.72 | 12.51 | 12.29 | 12.07 | |
| 28 x 28 x 12" | ECT-48 Double Wall Corrugated | 10/90 | 40.88 | 40.19 | 39.50 | 38.82 | 38.13 | |
| 28 x 28 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 16.51 | 16.24 | 15.96 | 15.68 | 15.40 | |
| 28 x 28 x 22" | ECT-32 Single Wall Corrugated | 10/150 | 24.74 | 24.33 | 23.91 | 23.49 | 23.08 | |
| 28 x 28 x 28" | ECT-32 Single Wall Corrugated | 5/120 | 19.12 | 18.80 | 18.48 | 18.15 | 17.83 | |
| 28 x 28 x 28" | ECT-48 Double Wall Corrugated | 5/90 | 42.45 | 41.73 | 41.02 | 40.31 | 39.59 | |
| 29 x 17 x 3" | ECT-32 Single Wall Corrugated | 25/300 | 8.84 | 8.69 | 8.54 | 8.39 | 8.24 | |
| 29 x 17 x 5" | ECT-32 Single Wall Corrugated | 15/300 | 5.85 | 5.76 | 5.66 | 5.56 | 5.46 | |
| 29 x 17 x 7" | ECT-32 Single Wall Corrugated | 20/240 | 10.27 | 10.10 | 9.93 | 9.75 | 9.58 | |
| 29 x 17 x 9" | ECT-32 Single Wall Corrugated | 15/150 | 6.65 | 6.54 | 6.43 | 6.31 | 6.20 | |
| 29 x 17 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 7.91 | 7.78 | 7.64 | 7.51 | 7.38 | |
| 29 x 17 x 15" | ECT-32 Single Wall Corrugated | 15/150 | 8.44 | 8.30 | 8.16 | 8.01 | 7.87 | |
| 29 x 17 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 10.35 | 10.17 | 10.00 | 9.83 | 9.65 | |
| 29 x 24 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 26.70 | 26.25 | 25.80 | 25.35 | 24.90 | |
| 30 x 5 x 24" | FOL | 10/120 | 7.17 | 7.05 | 6.92 | 6.80 | 6.68 | |
| 30 x 5 x 30" | FOL | 10/120 | 8.06 | 7.93 | 7.79 | 7.66 | 7.52 | |
| 30 x 6 x 6" | ECT-32 Single Wall Corrugated | 25/375 | 2.94 | 2.89 | 2.84 | 2.79 | 2.74 | |
| 30 x 6 x 24" | ECT-44 Corrugated | 10/140 | 17.46 | 17.17 | 16.88 | 16.58 | 16.29 | |
| 30 x 6 x 24" | Inside Telescopic HSC | 10/150 | 10.98 | 10.80 | 10.61 | 10.43 | 10.24 | |
| 30 x 6 x 30" | ECT-44 Corrugated | 10/120 | 20.42 | 20.07 | 19.73 | 19.39 | 19.04 | |
| 30 x 6 x 40" | ECT-44 Corrugated | 10/140 | 25.22 | 24.80 | 24.37 | 23.95 | 23.52 | |
| 30 x 8 x 8" | ECT-32 Single Wall Corrugated | 25/375 | 3.55 | 3.49 | 3.43 | 3.37 | 3.31 | |
| 30 x 10 x 10" | ECT-32 Single Wall Corrugated | 20/240 | 4.36 | 4.29 | 4.22 | 4.14 | 4.07 | |
| 30 x 12 x 4" | ECT-32 Single Wall Corrugated | 25/375 | 6.90 | 6.78 | 6.67 | 6.55 | 6.43 | |
| 30 x 12 x 6" | ECT-32 Single Wall Corrugated | 25/250 | 7.02 | 6.90 | 6.79 | 6.67 | 6.55 | |
| 30 x 12 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 5.48 | 5.39 | 5.30 | 5.21 | 5.12 | |
| 30 x 13 x 13" | ECT-32 Single Wall Corrugated | 20/240 | 9.81 | 9.64 | 9.48 | 9.31 | 9.15 | |
| 30 x 14 x 7" | ECT-32 Single Wall Corrugated | 10/120 | 5.03 | 4.95 | 4.86 | 4.78 | 4.70 | |
| 30 x 14 x 10" | ECT-32 Single Wall Corrugated | 10/120 | 5.81 | 5.71 | 5.61 | 5.51 | 5.42 | |
| 30 x 15 x 15" | ECT-32 Single Wall Corrugated | 15/120 | 7.60 | 7.47 | 7.34 | 7.22 | 7.09 | |
| 30 x 15 x 15" | ECT-48 Double Wall Corrugated | 10/90 | 20.30 | 19.95 | 19.61 | 19.27 | 18.93 | |
| 30 x 17 x 16" | ECT-32 Single Wall Corrugated | 15/150 | 8.24 | 8.11 | 7.97 | 7.83 | 7.69 | |
| 30 x 17 x 16" | 14,12,10" | 15/150 | 9.24 | 9.09 | 8.93 | 8.77 | 8.62 | |
| 30 x 17 x 17" | ECT-51 Double Wall Corrugated | 5/75 | 16.12 | 15.85 | 15.58 | 15.31 | 15.03 | |
| 30 x 18 x 16" | ECT-32 Corrugated | 15/150 | 14.80 | 14.55 | 14.30 | 14.05 | 13.80 | |
| 30 x 18 x 18" | ECT-32 Single Wall Corrugated | 10/120 | 9.59 | 9.42 | 9.26 | 9.10 | 8.94 | |
| 30 x 18 x 18" | ECT-48 Double Wall Corrugated | 10/90 | 25.66 | 25.22 | 24.79 | 24.36 | 23.93 | |
| 30 x 20 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 6.94 | 6.82 | 6.70 | 6.59 | 6.47 | |
| 30 x 20 x 8" | ECT-32 Single Wall Corrugated | 15/150 | 11.03 | 10.84 | 10.66 | 10.47 | 10.29 | |
| 30 x 20 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 8.93 | 8.78 | 8.63 | 8.48 | 8.33 | |
| 30 x 20 x 12" | ECT-32 Single Wall Corrugated | 15/150 | 9.21 | 9.06 | 8.90 | 8.75 | 8.59 | |
| 30 x 20 x 18" | ECT-32 Single Wall Corrugated | 15/150 | 16.30 | 16.03 | 15.76 | 15.48 | 15.21 | |
| 30 x 20 x 20" | ECT-32 Single Wall Corrugated | 10/120 | 11.05 | 10.86 | 10.68 | 10.49 | 10.31 | |
| 30 x 20 x 20" | ECT-44 - 18,16,14,12" | 10/120 | 14.98 | 14.72 | 14.47 | 14.22 | 13.97 | |
| 30 x 20 x 20" | ECT-48 Double Wall Corrugated | 10/70 | 20.30 | 19.96 | 19.62 | 19.28 | 18.94 | |
| 30 x 24 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 12.98 | 12.76 | 12.54 | 12.32 | 12.10 | |
| 30 x 24 x 12" | ECT-32 Single Wall Corrugated | 15/120 | 11.63 | 11.44 | 11.24 | 11.05 | 10.85 | |
| 30 x 24 x 12" | 10,8,6,4" | 15/120 | 14.51 | 14.26 | 14.02 | 13.77 | 13.53 | |
| 30 x 24 x 12" | ECT-48 Double Wall Corrugated | 10/70 | 18.62 | 18.30 | 17.99 | 17.68 | 17.36 | |
| 30 x 24 x 20" | ECT-32 Single Wall Corrugated | 15/150 | 17.81 | 17.51 | 17.21 | 16.91 | 16.61 | |
| 30 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 21.98 | 21.61 | 21.24 | 20.87 | 20.50 | |
| 30 x 26 x 24" | ECT-32 Single Wall Corrugated | 10/150 | 21.43 | 21.07 | 20.70 | 20.34 | 19.98 | |
| 30 x 30 x 6" | ECT-32 Single Wall Corrugated | 15/150 | 14.77 | 14.52 | 14.27 | 14.02 | 13.77 | |
| 30 x 30 x 8" | ECT-32 Single Wall Corrugated | 10/120 | 13.22 | 13.00 | 12.78 | 12.55 | 12.33 | |
| 30 x 30 x 10" | ECT-32 Single Wall Corrugated | 15/150 | 15.10 | 14.84 | 14.59 | 14.33 | 14.08 | |
| 30 x 30 x 12" | ECT-32 Single Wall Corrugated | 10/120 | 17.51 | 17.22 | 16.92 | 16.63 | 16.33 | |
| 30 x 30 x 12" | ECT-48 Double Wall Corrugated | 5/75 | 30.79 | 30.27 | 29.75 | 29.24 | 28.72 | |
| 30 x 30 x 16" | ECT-32 Single Wall Corrugated | 10/120 | 15.50 | 15.24 | 14.98 | 14.72 | 14.46 | |
| 30 x 30 x 16" | ECT-48 Double Wall Corrugated | 5/90 | 32.68 | 32.13 | 31.58 | 31.03 | 30.48 | |
| 30 x 30 x 20" | ECT-32 Single Wall Corrugated | 10/150 | 28.87 | 28.38 | 27.90 | 27.41 | 26.92 | |
| 30 x 30 x 20" | ECT-48 Double Wall Corrugated | 5/90 | 36.83 | 36.21 | 35.59 | 34.97 | 34.35 | |
| 30 x 30 x 25" | ECT-32 Single Wall Corrugated | 5/120 | 18.59 | 18.28 | 17.97 | 17.66 | 17.34 | |
| 30 x 30 x 30" | ECT-32 Single Wall Corrugated | 5/120 | 22.22 | 21.85 | 21.47 | 21.10 | 20.72 | |
| 30 x 30 x 30" | ECT-48 Double Wall Corrugated | 5/75 | 36.62 | 36.01 | 35.39 | 34.77 | 34.16 | |
| 30 x 30 x 30" | ECT-90 Triple Wall Corrugated | 5/30 | 99.15 | 97.48 | 95.81 | 94.15 | 92.48 | |
| 30 1/2 x 6 1/2 x 24" | Outside Telescopic HSC | 10/150 | 11.49 | 11.29 | 11.10 | 10.91 | 10.71 | |
| 31 x 16 x 9" | ECT-32 Corrugated | 10/120 | 10.18 | 10.01 | 9.84 | 9.67 | 9.50 | |
| 32 x 6 x 6" | ECT-32 Corrugated | 25/375 | 3.10 | 3.04 | 2.99 | 2.94 | 2.89 | |
| 32 x 8 x 8" | ECT-32 Corrugated | 25/375 | 3.49 | 3.43 | 3.37 | 3.31 | 3.26 | |
| 32 x 10 x 6 1/2" | ECT-32 Corrugated | 20/240 | 6.09 | 5.99 | 5.89 | 5.78 | 5.68 | |
| 32 x 10 x 10" | ECT-32 Corrugated | 20/240 | 7.34 | 7.22 | 7.09 | 6.97 | 6.85 | |
| 32 x 12 x 10" | ECT-32 Corrugated | 20/240 | 5.39 | 5.30 | 5.21 | 5.12 | 5.03 | |
| 32 x 12 x 12" | ECT-32 Corrugated | 20/240 | 5.70 | 5.60 | 5.51 | 5.41 | 5.32 | |
| 32 x 16 x 16" | ECT-32 Corrugated | 15/150 | 13.51 | 13.28 | 13.06 | 12.83 | 12.60 | |
| 32 x 18 x 8" | ECT-32 Corrugated | 15/150 | 7.50 | 7.38 | 7.25 | 7.12 | 7.00 | |
| 32 x 18 x 12" | ECT-32 Corrugated | 15/150 | 8.37 | 8.23 | 8.09 | 7.95 | 7.81 | |
| 32 x 18 x 18" | ECT-32 Corrugated | 15/150 | 11.78 | 11.58 | 11.38 | 11.18 | 10.98 | |
| 32 x 24 x 24" | ECT-32 Corrugated | 15/150 | 20.30 | 19.95 | 19.61 | 19.27 | 18.93 | |
| 32 x 24 x 24" | ECT-44 - 22,20,18,16,14" | 10/120 | 20.50 | 20.15 | 19.81 | 19.46 | 19.12 | |
| 32 x 24 x 24" | ECT-48 Double Wall Corrugated | 5/75 | 25.13 | 24.70 | 24.28 | 23.86 | 23.44 | |
| 32 x 32 x 8" | ECT-32 Single Wall Corrugated | 10/150 | 27.51 | 27.04 | 26.58 | 26.12 | 25.65 | |
| 32 x 32 x 12" | ECT-32 Single Wall Corrugated | 10/150 | 22.45 | 22.07 | 21.69 | 21.31 | 20.94 | |
| 32 x 32 x 32" | ECT-32 Single Wall Corrugated | 5/120 | 23.99 | 23.59 | 23.18 | 22.78 | 22.38 | |
| 32 x 32 x 32" | ECT-48 Double Wall Corrugated | 5/90 | 43.50 | 42.76 | 42.03 | 41.30 | 40.57 | |
| 33 x 8 1/2 x 5" | ECT-32 Single Wall Corrugated | 25/375 | 4.72 | 4.64 | 4.56 | 4.48 | 4.40 | |
| 34 x 10 x 6" | ECT-32 Single Wall Corrugated | 10/300 | 4.19 | 4.12 | 4.05 | 3.98 | 3.91 | |
| 34 x 21 x 6" | ECT-32 Single Wall Corrugated | 10/120 | 14.77 | 14.53 | 14.28 | 14.03 | 13.78 | |
| 34 x 34 x 34" | ECT-32 Single Wall Corrugated | 5/120 | 27.26 | 26.80 | 26.34 | 25.88 | 25.42 | |